2894344155 has 24 divisors (see below), whose sum is σ = 5022811248. Its totient is φ = 1541820096.

The previous prime is 2894344133. The next prime is 2894344213. The reversal of 2894344155 is 5514434982.

It is not a de Polignac number, because 2894344155 - 2⁸ = 2894343899 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2894344155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 684 + ... + 76086.

It is an arithmetic number, because the mean of its divisors is an integer number (209283802).

Almost surely, 2^2894344155 is an apocalyptic number.

2894344155 is a deficient number, since it is larger than the sum of its proper divisors (2128467093).

2894344155 is a wasteful number, since it uses less digits than its factorization.

2894344155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76267 (or 76264 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 2894344155 is about 53799.1092398378. The cubic root of 2894344155 is about 1425.1154772531.

The spelling of 2894344155 in words is "two billion, eight hundred ninety-four million, three hundred forty-four thousand, one hundred fifty-five".